Purina Equine Senior Active Horse Feed

Purina Equine Senior Active Horse Feed in blue and white bag with woman and horsePurina Equine Senior Active Horse Feed with Outlast Gastric Support Supplement is the trusted original senior horse feed. This quality equine feed has been helping senior horses live healthy, long lives since its national launch in 1993. Today’s horses are staying active longer than ever, and new findings suggest that healthy aging horses may benefit from a higher-calorie diet designed with controlled starch and sugar and balanced nutrients.


  • Exclusive ActivAge™ Prebiotic
    Scientifically studied in senior horses to support optimal function of the aging immune system
  • Purina® Amplify® High-Fat Nugget
    A proprietary blend of vegetable oils, flaxseed, and rice bran for weight maintenance, shine, and bloom
  • Controlled Sugar and Starch
    Provides a diet lower in nonstructural carbohydrates that may be suitable for aging horses with carbohydrate sensitivities
  • Vitamin & Mineral Fortification
    Designed to meet the specific nutritional needs of senior horses to support immune function and overall health when fed as directed
    Based on “Nutrient Requirements of Horses Sixth Revised Edition–2007” published by the National Research Council
  • Highly Digestible
    Scientifically formulated with a blend of fiber sources including loose beet pulp helps maintain the senior horse’s body condition and support normal digestive function
  • Added Antioxidants
    Contains Vitamin E to provide additional support for a healthy immune system
  • Multiple Energy Sources
    With more calories from fat, less from sugar to provide a diet lower in nonstructural carbohydrates to help aging horses with difficulty managing blood sugar levels
  • High-Quality Proteins
    Support strong muscle growth, shiny coat, and healthy hooves
  • Concentrate Feed
    Designed to be fed with hay or pasture

Shop at Arcola Feed located in Arcola, Texas for Purina Equine Senior Active Horse Feed. We are proud to serve Fort Bend and surrounding Counties for your farm & ranch needs. Have questions? Be sure to contact us and a helpful member of our staff will reach out to you.


Guaranteed Analysis

CRUDE PROTEIN 14.00% min
LYSINE 0.90 % min
METHIONINE 0.25 % min
THREONINE 0.40 % min
CRUDE FAT 10.00 % min
CRUDE FIBER 18.00 % max
SUGARS 7.00 % max
CALCIUM (Ca) 0.95 % min
CALCIUM (Ca) 1.45 % max
PHOSPHORUS 0.60 % min
MAGNESIUM 0.25 % min
COPPER 80.00 PPM min
ZINC 280.00 PPM min
VITAMIN A 3000 IU/LB min
VITAMIN D3 800 IU/LB min


Purina Equine Senior Active Horse Feed - PDF Feeding directions with hay or pasture. Start with the amounts given for the weight and lifestyle of the horse. After observing the horse for a period of time, the amount fed may be increased or decreased by 10% to obtain the desired body condition and weight.

| Weight of Horse in Pounds
Lifestyle 600 800 1,000 1,200 1,400
Minimum Hay or Equivalent Pasture* 7.00 9.50 12.00 14.50 17.00
| Equine Senior® Active Horse Feed**
Maintenance — Minimum Activity 2.00 2.50 3.25 3.75 4.50
Maintenance — Average Activity 2.75 3.50 4.25 5.00 5.75
Maintenance — Elevated Activity 3.25 4.25 5.25 6.25 7.25
Light Work 4.00 5.25 6.50 7.75 9.00
Moderate Work 5.50 7.25 9.00 10.75 12.50
Early Gestation (first 250 days) 2.75 3.75 4.50 5.50 6.25
Late Gestation (last 90 days) 4.25 5.50 6.75 8.00 9.25
Breeding Stallion 4.75 6.25 7.75 9.50 10.75
* This is the recommended minimum amount of hay to be fed. If feeding more hay, reduce the feeding rate of Equine Senior® Active horse feed by 1 pound for every additional 2 pounds of hay fed. ** Do not feed less than 0.3 pounds per 100 pounds of body weight per day.

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